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Professional Automotive Repair Technical Discussions for November 18, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1987 Chevrolet Corvette 5.7L Excessive Emissions, No Start VIN: 1G1YY3188H I have this vehicle ,came in crank no start.Spark no fuel. Found in tank harness burnt/corroded.Replace wiring replace supply hose damaged. High performance fuel pump with Delphi and electrical relay.Check all relay pinouts. Had a concern with fuel regulator r... |
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| 1996 Chevrolet C3500HD 7.4L Poor Idle Quality, Stall, Poor Fuel Economy VIN: 1GDHC34J5T I have a real head scratcher here, I hope someone can help. The vehicle came in with a complaint of no wipers, no electric window operation and engine flooding condition with alternator connected. Found blown fuse in under hood fuse box and replaced which fixe... |
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| 2003 Chevrolet Cavalier LS Sport 2.2L Rear defrost VIN: 1G1JH14F43 Checked both fuses to rear defrost.repaired burned out wire at left kick panel.when u push the button it clicks but no light and defroster doesnt heat up. Tried replacing unit with used one still the same thing.if i put power to purple wire coming from switch ... |
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| 2004 Chevrolet Silverado 2500 6.0L MIL Lamp on VIN: 1GCHK29U24 Has anyone had one of these that would not complete a crank relearn. It sets trouble code P0300 but you never feel a misfire. There are dozens of posts saying to perform a crank relearn and I have tried dozens of times with 2 different snap-on scanners and 3 d... Trouble codes: P0300 (testing and results) |
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| 2004 Chevrolet Avalanche 1500 Z66 5.3L No Start VIN: 3GNEK12TX4 Reprogrammed computer, went to reset security after 12 to 13 minutes starts all over again. Have seen message saying access denied have never seen start over buy its self before .I am able to communicate with all installed modules, i have the radio out of truc... |
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| 2008 Chevrolet Suburban 1500 LTZ 5.3L Misfire VIN: 1GNFK16318 So My wife 2008 Suburban started To misfire last week. scanned and found Cylinder #6 missfire so we diagnosed and found that there was a collapsed lifter on #6, had to remove cylinder head and replaced lifter. I opted to replace the one lifter and just get rid... |
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| 2010 Chevrolet Traverse LT 3.6L radio- dome light VIN: 1GNLRFED9A Intermittently the dome lamp will not light when drivers door is opened or the radio will not turn off when drivers door is opened with key out of ignition. Also has codes, b1370 and b1370, no drivability concerns. Very intermittent. We inspected the door wiri... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Chevrolet K1500 Cheyenne 5.7L No Start, Stall VIN: 2GCEK19K0N Well this one is fixed. Thanks all for the information and tests. I am sure now it was because of the dwell. I have replaced many modules and distributors on these engines but all had a performance problem. This engine ran great until the coil went dead and on... |
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| 2003 Chevrolet Silverado 2500 6.0L Reflash Issue VIN: 1GCHK29UX3 Thank you for your input. One of the things that kept happening was when I opened up the AC Delco sight it kept updating Java. Although I did reboot the computer several times yesterday I kept getting the error message. I sent out the help request before leavi... |
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| 2008 Chevrolet Avalanche LS 5.3L high pitch whine VIN: 3GNFK12388 Thanks to all that responded. All good ideas. When I suggested the things we were going to try, the dollar signs came into her eyes and she said, I want a new one anyway so this one is going down the road. After all these years I should have seen this coming. ... |
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| 2010 Chevrolet Express 3500 4.8L No Start, Stall, with wipers on. VIN: 1GB3G2BA0A We checked the grounds G102 and G302 they were good. Replaced the Fuse Box and all is well. I hate replacing parts as a diagnostic procedure but in this case it was the quickest way to test the system. Thanks for all the help everyone. |
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| 2013 Chevrolet Equinox LT 2.4L No Start VIN: 2GNALPEKXD Thanks For all the Help. Dan [...] Had The Answer. Pulled Transmission Harness And Opened It Up. Found 2 Broken Wires Inside. Showed No Damage Even In My Hand But Inside Had 2 Broken Wires. Car Is Gone Dave Trouble codes: U0100. |
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